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10207105 = 52041421
BaseRepresentation
bin100110111011…
…111110000001
3201012120111221
4212323332001
510103111410
61002435041
7152521216
oct46737601
921176457
1010207105
115841827
123502a81
132164c0c
1414d9b0d
15d694da
hex9bbf81

10207105 has 4 divisors (see below), whose sum is σ = 12248532. Its totient is φ = 8165680.

The previous prime is 10207081. The next prime is 10207121. The reversal of 10207105 is 50170201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50170201 = 337148873.

It can be written as a sum of positive squares in 2 ways, for example, as 6880129 + 3326976 = 2623^2 + 1824^2 .

It is not a de Polignac number, because 10207105 - 219 = 9682817 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1020706 + ... + 1020715.

It is an arithmetic number, because the mean of its divisors is an integer number (3062133).

Almost surely, 210207105 is an apocalyptic number.

It is an amenable number.

10207105 is a deficient number, since it is larger than the sum of its proper divisors (2041427).

10207105 is an equidigital number, since it uses as much as digits as its factorization.

10207105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2041426.

The product of its (nonzero) digits is 70, while the sum is 16.

The square root of 10207105 is about 3194.8560217950. The cubic root of 10207105 is about 216.9206318507.

Adding to 10207105 its reverse (50170201), we get a palindrome (60377306).

The spelling of 10207105 in words is "ten million, two hundred seven thousand, one hundred five".

Divisors: 1 5 2041421 10207105